UI Movement - The best UI design inspiration, daily

Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.

UI8 - Carefully crafted UI design assets

Crello - A simplified graphic design tool with 10,000 free templates.

UI Garage - Specific mobile and web design patterns for your inspiration

PIXELIXE Studio - Pixelixe makes it easy to create and edit any type of online graphics. For social media, blogs, ads, and more!